Home / 25,018.38-34,519.68-14,945.22

Finding the Fourth Proportional to 25,018.38, 34,519.68 and 14,945.22

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Solution

The fourth proportional to 25,018.38, 34,519.68 and 14,945.22 is: 20,621.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,018.38 : 34,519.68 = 14,945.22 : x
  2. Step 2: Convert to fraction form
    25,018.38/34,519.68 = 14,945.22/x
  3. Step 3: Cross multiply
    25,018.38x = 34,519.68 × 14,945.22
  4. Step 4: Simplify right side
    25,018.38x = 515,904,211.93
  5. Step 5: Solve for x
    x = 515,904,211.93/25,018.38
  6. Step 6: Final answer
    x = 20,621.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.